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DILATION: A transformation where the figure and its image are similar. NEW VOCABULARY: DILATION Original Reduced picture of the original Enlarged picture of the original

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SCALE FACTOR: How much you are going to grow or shrink the original figure. Scale factor: length of new figure = 6 = 1 same side of old figure 12 2 NEW VOCABULARY: SCALE FACTOR ORIGINAL DILATION AA’A’ B B’B’ C C’C’

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ENLARGED: when the scale factor is > 1 (the shape will get bigger). REDUCED: when the scale factor is <1 (the shape will get smaller). ENLARGED VS. REDUCED

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Scale factor: corresponding side of dilation (new figure) corresponding side of original figure (old figure) Step 1: List all the coordinates of a figure Step 2: Multiply ALL coordinates of the original by the scale factor to get the dilation FINDING A DILATION

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YOU TRY 1)Dilate by a scale factor of ½ 2)Dilate by a scale factor of 4 3)Dilate by a scale factor of ¾ 4)Dilate by a scale factor of 5 5)Dilate by a scale factor of 3 P (0, 9) Q (6, 9) R(6, 0) S(0, 0)